137947460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{985339}}^1$

素因数の和:985355

約数の個数: 24

約数和(自身を含む): 331074240

約数和(自身を除く): 193126780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 985339, 1970678, 3941356, 4926695, 6897373, 9853390, 13794746, 19706780, 27589492, 34486865, 68973730, 137947460]

約数ペア:

[(1, 137947460), (2, 68973730), (4, 34486865), (5, 27589492), (7, 19706780), (10, 13794746), (14, 9853390), (20, 6897373), (28, 4926695), (35, 3941356), (70, 1970678), (140, 985339)]